CN1139199C - 无线电通信系统中的闭环功率控制 - Google Patents
无线电通信系统中的闭环功率控制 Download PDFInfo
- Publication number
- CN1139199C CN1139199C CNB008014639A CN00801463A CN1139199C CN 1139199 C CN1139199 C CN 1139199C CN B008014639 A CNB008014639 A CN B008014639A CN 00801463 A CN00801463 A CN 00801463A CN 1139199 C CN1139199 C CN 1139199C
- Authority
- CN
- China
- Prior art keywords
- power control
- length
- station
- control command
- power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
- H04W52/221—TPC being performed according to specific parameters taking into account previous information or commands using past power control commands
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
- H04W52/36—Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/362—Aspects of the step size
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
- H04W52/60—Signalisation aspects of the TPC commands, e.g. frame structure using different transmission rates for TPC commands
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/06—TPC algorithms
- H04W52/08—Closed loop power control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9912289.7A GB9912289D0 (en) | 1999-05-26 | 1999-05-26 | Radio communication system |
| GB9912289.7 | 1999-05-26 | ||
| GB9915571.5 | 1999-07-02 | ||
| GBGB9915571.5A GB9915571D0 (en) | 1999-05-26 | 1999-07-02 | Radio communication system |
| GB0011007.2 | 2000-05-09 | ||
| GBGB0011007.2A GB0011007D0 (en) | 1999-05-26 | 2000-05-09 | Radio communication sytem |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1318230A CN1318230A (zh) | 2001-10-17 |
| CN1139199C true CN1139199C (zh) | 2004-02-18 |
Family
ID=27255699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB008014639A Expired - Lifetime CN1139199C (zh) | 1999-05-26 | 2000-05-19 | 无线电通信系统中的闭环功率控制 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US6556838B1 (enExample) |
| EP (1) | EP1101293B1 (enExample) |
| JP (1) | JP3960799B2 (enExample) |
| CN (1) | CN1139199C (enExample) |
| TW (1) | TW493323B (enExample) |
| WO (1) | WO2000074261A1 (enExample) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5574747A (en) * | 1995-01-04 | 1996-11-12 | Interdigital Technology Corporation | Spread spectrum adaptive power control system and method |
| WO2000074261A1 (en) * | 1999-05-26 | 2000-12-07 | Koninklijke Philips Electronics N.V. | Closed loop power control in a radio communication system |
| GB9927995D0 (en) * | 1999-11-27 | 2000-01-26 | Koninkl Philips Electronics Nv | Method for conformance testing of radio communication equipment |
| GB0008020D0 (en) * | 2000-03-31 | 2000-05-17 | Koninkl Philips Electronics Nv | Radio comunication system |
| FR2810177B1 (fr) * | 2000-06-13 | 2005-05-06 | Cit Alcatel | Procede pour le controle de puissance d'emission dans un systeme de radiocommunications mobiles |
| EP1180854A1 (en) * | 2000-08-18 | 2002-02-20 | Lucent Technologies Inc. | Power control with smart step size based on channel parameter measurements |
| JP4048405B2 (ja) * | 2000-12-05 | 2008-02-20 | 日本電気株式会社 | 送信電力制御方式及びその方法並びにcdma移動体端末 |
| KR100694397B1 (ko) | 2001-02-22 | 2007-03-12 | 엘지전자 주식회사 | 업링크 동기식 전송방식을 위한 전용채널의 tab 결합방법 |
| EP1436918B1 (en) * | 2001-10-20 | 2010-03-10 | Electronics and Telecommunications Research Institute | Closed-loop power control apparatus for mobile satellite communication system and method thereof |
| US7006844B2 (en) * | 2002-02-19 | 2006-02-28 | Nokia Corporation | Adaptive power control for multicast transmission |
| FI115742B (fi) * | 2002-03-28 | 2005-06-30 | Valtion Teknillinen | Tehonsäätömenetelmä ja tietoliikennejärjestelmä |
| CN1968540B (zh) * | 2002-04-03 | 2015-09-16 | 日本电气株式会社 | 蜂窝系统、基站及移动台、以及通信控制方法 |
| JP4423836B2 (ja) * | 2002-04-03 | 2010-03-03 | 日本電気株式会社 | セルラシステム、通信制御方法及び移動局 |
| WO2003096569A1 (en) * | 2002-05-09 | 2003-11-20 | Nokia Corporation | Multiple level power control command signaling |
| US7941172B2 (en) * | 2002-07-23 | 2011-05-10 | Qualcomm Incorporated | History based measured power control response |
| BR0316590A (pt) * | 2002-12-04 | 2005-10-04 | Interdigital Tech Corp | Detecção de indicador de qualidade de canais |
| GB2401734B (en) * | 2003-05-14 | 2007-01-03 | Ubinetics Ltd | Transmission power steps |
| US20050221816A1 (en) * | 2004-03-31 | 2005-10-06 | Hall Thomas M | System for and method of operating a radio station in a broadcast network |
| EP1775977A4 (en) * | 2004-08-05 | 2011-04-06 | Mitsubishi Electric Corp | BASIC STATION, MOBILE COMMUNICATION TERMINAL AND PRIMARY CELL SELECTION PROCEDURE |
| RU2395915C2 (ru) | 2005-05-04 | 2010-07-27 | Нокиа Корпорейшн | Способ, устройство и компьютерная программа, обеспечивающие сигнализацию о настраиваемых размерах шагов регулирования мощности для высокоскоростного пакетного доступа по восходящей линии связи |
| CN100373806C (zh) * | 2005-11-02 | 2008-03-05 | 中兴通讯股份有限公司 | 高速共享控制信道和高速共享信息信道功率控制实现方法 |
| EP2011249B1 (en) | 2006-04-27 | 2015-12-02 | Telefonaktiebolaget L M Ericsson (publ) | Method and system of communication |
| US7986959B2 (en) | 2007-02-14 | 2011-07-26 | Qualcomm Incorporated | Preamble based uplink power control for LTE |
| US8676206B2 (en) * | 2010-08-13 | 2014-03-18 | Blackberry Limited | Handover latency reduction |
| US9332509B2 (en) | 2013-02-10 | 2016-05-03 | Qualcomm Incorporated | Transmit power control systems, devices, and methods |
| CN104717738B (zh) * | 2013-12-17 | 2018-12-14 | 华为技术有限公司 | 上行功率同步方法,接入网设备和终端 |
| US20180192366A1 (en) * | 2015-07-22 | 2018-07-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Inter-cell power coordination for energy efficient cellular network |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5056109A (en) | 1989-11-07 | 1991-10-08 | Qualcomm, Inc. | Method and apparatus for controlling transmission power in a cdma cellular mobile telephone system |
| US6088590A (en) * | 1993-11-01 | 2000-07-11 | Omnipoint Corporation | Method and system for mobile controlled handoff and link maintenance in spread spectrum communication |
| FI100072B (fi) | 1996-01-19 | 1997-09-15 | Nokia Mobile Phones Ltd | Menetelmä lähetystehon säätämiseksi sekä radiojärjestelmä |
| JP3254390B2 (ja) * | 1996-10-18 | 2002-02-04 | 三菱電機株式会社 | 送信電力制御装置 |
| US6311070B1 (en) * | 1999-03-22 | 2001-10-30 | Nortel Networks Limited | Variable step size for power control bits to protect against power overshoot |
| WO2000074261A1 (en) * | 1999-05-26 | 2000-12-07 | Koninklijke Philips Electronics N.V. | Closed loop power control in a radio communication system |
-
2000
- 2000-05-19 WO PCT/EP2000/004620 patent/WO2000074261A1/en not_active Ceased
- 2000-05-19 CN CNB008014639A patent/CN1139199C/zh not_active Expired - Lifetime
- 2000-05-19 JP JP2001500455A patent/JP3960799B2/ja not_active Expired - Lifetime
- 2000-05-19 EP EP00938666A patent/EP1101293B1/en not_active Expired - Lifetime
- 2000-05-22 US US09/575,610 patent/US6556838B1/en not_active Expired - Lifetime
- 2000-05-31 TW TW089110576A patent/TW493323B/zh not_active IP Right Cessation
-
2003
- 2003-04-22 US US10/420,679 patent/US6826412B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP3960799B2 (ja) | 2007-08-15 |
| TW493323B (en) | 2002-07-01 |
| EP1101293A1 (en) | 2001-05-23 |
| US6826412B2 (en) | 2004-11-30 |
| US20030195012A1 (en) | 2003-10-16 |
| CN1318230A (zh) | 2001-10-17 |
| JP2003501867A (ja) | 2003-01-14 |
| WO2000074261A1 (en) | 2000-12-07 |
| US6556838B1 (en) | 2003-04-29 |
| EP1101293B1 (en) | 2010-11-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20040218 |
|
| CX01 | Expiry of patent term |